HVG INDUSTRIAL VALVES 0033: Pneumatic/Electric double eccentric butterfly valve
Feature: double eccentric structure, small size and light, abrasion resistant, low return difference, stable motion
Application: large caliber, large flow, strict leakage requirement.
Material:
- Valve plate and valve body: casting steel, stainless steel
- Packing material: PTFE, flexbile graphite
| Nominal dimension (mm) | 80 | 100 | 125 | 150 | 200 | 250 | 300 | 350 | 400 | 450 | 500 | 600 | 700 | 800 | 900 | 1000 | 1200 | 1400 | 1500 | |||
| Flow coefficient (Kv) | L Grade | 60o opening | 125 | 230 | 365 | 630 | 1100 | 1760 | 2450 | 3250 | 4270 | 5350 | 7000 | 10100 | 13650 | 17800 | 22400 | 28700 | 42600 | 55800 | 63500 | |
| 60o opening | 260 | 470 | 760 | 1300 | 2250 | 3600 | 5000 | 6700 | 8700 | 11000 | 14400 | 21000 | 28100 | 36500 | 45900 | 58800 | 87300 | 114200 | 130200 | |||
| M Grade | 60o opening | 110 | 210 | 325 | 550 | 1000 | 1630 | 2220 | 2960 | 3870 | 4900 | 6300 | 9240 | 12400 | 16200 | 20300 | 26000 | 37800 | 50800 | 57800 | ||
| 60o opening | 185 | 330 | 530 | 910 | 1690 | 2700 | 3750 | 5360 | 7000 | 8800 | 11500 | 16800 | 25400 | 33200 | 41600 | 53300 | 77500 | 104100 | 118500 | |||
| Rated travel | Regulate type:60 o, two position: 90 o | |||||||||||||||||||||
| Flow character | Equal percentage | |||||||||||||||||||||
| Nominal pressure | 1.6, 4.0MPa | |||||||||||||||||||||
| Rangeability | 60 o 25:1 90 o 50:1 | |||||||||||||||||||||
| Product model | Pneumatic | ZSRWH with GTX, AL pneumatic actuator | ||||||||||||||||||||
| Electric | ZDRWh with UNIC, PSQ, HQ, DHL electric actuator | |||||||||||||||||||||
| Action type | Pneumatic: pneumatic to open or close; Electric: electric to open or close | |||||||||||||||||||||
| Flange standard | JB78-59, JB79-59, JB/T79.1-94, JB/T79.2-94, ANSI, JIS, DIN | |||||||||||||||||||||
